DE69722334D1 - Sauerstoffspeicherungsmaterial für Kraftwagenkatalysatoren - Google Patents

Sauerstoffspeicherungsmaterial für Kraftwagenkatalysatoren

Info

Publication number
DE69722334D1
DE69722334D1 DE69722334T DE69722334T DE69722334D1 DE 69722334 D1 DE69722334 D1 DE 69722334D1 DE 69722334 T DE69722334 T DE 69722334T DE 69722334 T DE69722334 T DE 69722334T DE 69722334 D1 DE69722334 D1 DE 69722334D1
Authority
DE
Germany
Prior art keywords
storage material
oxygen storage
automotive catalysts
automotive
catalysts
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Revoked
Application number
DE69722334T
Other languages
English (en)
Other versions
DE69722334T2 (de
Inventor
Woosang Chun
George Wade Graham
Robert Walter Mccabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ford Global Technologies LLC
Original Assignee
Ford Global Technologies LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24858876&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69722334(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ford Global Technologies LLC filed Critical Ford Global Technologies LLC
Application granted granted Critical
Publication of DE69722334D1 publication Critical patent/DE69722334D1/de
Publication of DE69722334T2 publication Critical patent/DE69722334T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/63—Platinum group metals with rare earths or actinides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/908—O2-storage component incorporated in the catalyst
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
DE69722334T 1996-09-06 1997-08-22 Sauerstoffspeicherungsmaterial für Kraftwagenkatalysatoren Revoked DE69722334T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/711,631 US6423293B1 (en) 1996-09-06 1996-09-06 Oxygen storage material for automotive catalysts and process of using
US711631 1996-09-06

Publications (2)

Publication Number Publication Date
DE69722334D1 true DE69722334D1 (de) 2003-07-03
DE69722334T2 DE69722334T2 (de) 2004-03-25

Family

ID=24858876

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69722334T Revoked DE69722334T2 (de) 1996-09-06 1997-08-22 Sauerstoffspeicherungsmaterial für Kraftwagenkatalysatoren

Country Status (3)

Country Link
US (1) US6423293B1 (de)
EP (1) EP0827775B1 (de)
DE (1) DE69722334T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19714707A1 (de) 1997-04-09 1998-10-15 Degussa Sauerstoff speicherndes Material mit hoher Temperaturstabilität sowie Verfahren zu seiner Herstellung
WO2000025898A2 (en) * 1998-11-02 2000-05-11 Arizona Board Of Regents Compositions, methods and devices for the production of oxygen and hydrogen
US20020032123A1 (en) * 2000-02-23 2002-03-14 Ford Global Technologies, Inc. Exhaust gas catalyst and method of manufacturing same
US20040186016A1 (en) * 2003-03-17 2004-09-23 Omg Ag & Co. Kg Oxygen storage material, process for its preparation and its application in a catalyst
US7202194B2 (en) 2003-03-17 2007-04-10 Umicore Ag & Co. Kg Oxygen storage material, process for its preparation and its application in a catalyst
US7722829B2 (en) 2004-09-14 2010-05-25 Basf Catalysts Llc Pressure-balanced, catalyzed soot filter
US7601671B2 (en) * 2004-10-28 2009-10-13 Umicore Ag & Co. Kg Drying method for exhaust gas catalyst
JP4778724B2 (ja) * 2005-05-02 2011-09-21 株式会社キャタラー 硫化水素発生抑制触媒
EP1919613B1 (de) * 2005-08-05 2009-10-07 Basf Catalysts Llc Dieselabgasartikel und katalysatorzusammensetzungen dafür
US8119075B2 (en) 2005-11-10 2012-02-21 Basf Corporation Diesel particulate filters having ultra-thin catalyzed oxidation coatings
JP4849035B2 (ja) * 2007-08-08 2011-12-28 マツダ株式会社 触媒付パティキュレートフィルタ
US7871452B2 (en) * 2007-10-01 2011-01-18 Mazda Motor Corporation Particulate filter
US8119558B2 (en) * 2008-03-14 2012-02-21 Süd-Chemie Inc. Ultra high temperature shift catalyst with low methanation
JP4751916B2 (ja) 2008-06-30 2011-08-17 トヨタ自動車株式会社 排ガス浄化用触媒
JP5412789B2 (ja) * 2008-10-17 2014-02-12 マツダ株式会社 排気ガス浄化用触媒
JP5391640B2 (ja) * 2008-10-17 2014-01-15 マツダ株式会社 排気ガス浄化用触媒
US20100292076A1 (en) * 2009-05-18 2010-11-18 Sud-Chemie Inc. Ultra high temperature shift catalyst with low methanation
GB201207313D0 (en) 2012-04-24 2012-06-13 Johnson Matthey Plc Filter substrate comprising three-way catalyst
GB2513364B (en) 2013-04-24 2019-06-19 Johnson Matthey Plc Positive ignition engine and exhaust system comprising catalysed zone-coated filter substrate
GB201302686D0 (en) 2013-02-15 2013-04-03 Johnson Matthey Plc Filter comprising three-way catalyst
GB2512648B (en) 2013-04-05 2018-06-20 Johnson Matthey Plc Filter substrate comprising three-way catalyst
RU2698108C2 (ru) 2014-11-06 2019-08-22 Басф Се Композит на основе смешанных оксидов металлов для накопления кислорода
US9962654B2 (en) 2016-02-16 2018-05-08 GM Global Technology Operations LLC Perovskite based oxygen storage materials

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3980763A (en) * 1973-10-25 1976-09-14 Union Carbide Corporation Process and composition for separation of oxygen from air using Pr-Ce as the carrier
FR2530489B1 (fr) * 1982-07-26 1987-02-27 Pro Catalyse Procede de fabrication de catalyseurs pour le traitement des gaz d'echappement des moteurs a combustion interne
CA1213874A (en) * 1983-05-12 1986-11-12 Tomohisa Ohata Process for producing honeycomb catalyst for exhaust gas conversion
FR2598094B1 (fr) * 1986-04-30 1990-11-23 Rhone Poulenc Chimie Catalyseur a base d'oxyde de zirconium et procede pour le traitement des gaz residuaires industriels contenant des composes du soufre
FR2608458B1 (fr) * 1986-12-23 1989-03-10 Rhone Poulenc Chimie Catalyseur a base d'oxyde de cerium et procede pour le traitement de gaz industriels contenant des composes du soufre
US4839146A (en) * 1987-04-15 1989-06-13 General Motors Corporation Catalyst for simultaneous NO decomposition and CO oxidation under cycled operating conditions
US4868148A (en) * 1987-08-24 1989-09-19 Allied-Signal Inc. Layered automotive catalytic composite
JP2716205B2 (ja) * 1989-05-08 1998-02-18 株式会社日本触媒 排ガス浄化用触媒
FI90501C (fi) * 1992-02-13 1994-02-25 Kemira Oy Menetelmä tehostaa kolmitoimikatalysaattorin toimintaa
FR2701472B1 (fr) 1993-02-10 1995-05-24 Rhone Poulenc Chimie Procédé de préparation de compositions à base d'oxydes mixtes de zirconium et de cérium.
JP3041662B2 (ja) * 1993-06-21 2000-05-15 三徳金属工業株式会社 酸素吸収・放出能を有する複合酸化物、その製造法、及びその使用方法
JP3505235B2 (ja) * 1994-10-05 2004-03-08 株式会社三徳 酸素吸収・放出能を有する複合酸化物
US6044644A (en) * 1994-12-06 2000-04-04 Engelhard Corporation Close coupled catalyst
US5878567A (en) * 1996-01-22 1999-03-09 Ford Global Technologies, Inc. Closely coupled exhaust catalyst system and engine strategy associated therewith

Also Published As

Publication number Publication date
EP0827775B1 (de) 2003-05-28
DE69722334T2 (de) 2004-03-25
EP0827775A1 (de) 1998-03-11
US6423293B1 (en) 2002-07-23

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: FORD GLOBAL TECHNOLOGIES, LLC (N.D.GES.D. STAATES

8363 Opposition against the patent
8320 Willingness to grant licences declared (paragraph 23)
8331 Complete revocation